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WO2019201391A1 - Système d'entraînement de traction portable pour un moteur à combustion interne - Google Patents

Système d'entraînement de traction portable pour un moteur à combustion interne Download PDF

Info

Publication number
WO2019201391A1
WO2019201391A1 PCT/DE2019/100343 DE2019100343W WO2019201391A1 WO 2019201391 A1 WO2019201391 A1 WO 2019201391A1 DE 2019100343 W DE2019100343 W DE 2019100343W WO 2019201391 A1 WO2019201391 A1 WO 2019201391A1
Authority
WO
WIPO (PCT)
Prior art keywords
traction
drive system
base plate
rail
mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/DE2019/100343
Other languages
German (de)
English (en)
Inventor
Alexander Schug
Thomas Ullein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Priority to EP19720042.1A priority Critical patent/EP3781841A1/fr
Publication of WO2019201391A1 publication Critical patent/WO2019201391A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/24—Equipment for mounting belts, ropes, or chains
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/18—Means for guiding or supporting belts, ropes, or chains
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L2001/028—Pre-assembled timing arrangement, e.g. located in a cassette
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes or chains 
    • F16H2007/0863—Finally actuated members, e.g. constructional details thereof
    • F16H2007/0872—Sliding members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes or chains 
    • F16H2007/0889—Path of movement of the finally actuated member
    • F16H2007/0893—Circular path

Definitions

  • the invention relates to a transportable traction mechanism drive system or a traction mechanism drive cassette for an internal combustion engine.
  • the transportable traction mechanism drive system comprises a base plate, at least one clamping rail pivotably received on the base plate, at least one guide rail fixedly held on the base plate, at least one drive element rotatably mounted on the base plate and at least one driven element rotatably mounted on the base plate and a traction means, which surrounds the drive element and the output element.
  • Mounting devices are known from the prior art which are used for mounting traction mechanism drives in a shaft of an internal combustion engine which is difficult to access and designed for traction mechanism operation.
  • EP 153 12 39 A2 discloses a removable mounting device for mounting a traction mechanism provided with a traction mechanism on an internal combustion engine.
  • the mounting device comprises a positioning element with fastening means to which at least one drive wheel and / or at least one rail element can be detachably attached at their respective mounting position, and an assembly handle which is essentially ergonomically tangible by hand.
  • the mounting device has a clamping head connected to the positioning element, by means of which the traction means can be clamped.
  • the mounting device thus enables a transport of the traction mechanism drive, wherein the traction mechanism Teltrieb is mounted by means of the mounting device to the internal combustion engine. After assembly, the mounting device is removed.
  • the mounting device consists of several elements.
  • Another mounting device with a retaining clip as a mounting element shows the DE 196 07 819 a1.
  • the object of the present invention is to provide a transportable Buchstoff- drive system, which is particularly simple, few components to summarizes and can be quickly up and down.
  • the object is achieved by the subject matter of patent claims 1 and 6. Preferred embodiments can be found in the dependent claims.
  • a transportable traction mechanism drive system for an internal combustion engine comprises a base plate, at least one clamping rail pivotally received on the base plate, at least one guide rail fixedly held on the base plate, at least one drive element rotatably mounted on the base plate and at least one rotatable on the base plate received output element and a traction device, which surrounds the drive element and the output element and comes to the clamping rail and the guide rail to the plant.
  • the base plate may be formed in one or more parts and consist of a metal or a plastic.
  • the base plate comprises a plurality of recesses and / or shapes.
  • a mounting element is detachably received on the base plate, wherein the mounting element comes to rest on the tensioning rail in order to indirectly clamp the traction means in a transport position of the traction mechanism drive system via the tensioning rail.
  • the mounting element is intended to make the preassembled traction mechanism drive transportable by the tensioning means spanning over the tensioning rail and thereby removing free Switzerlandstoffbone from the traction drive.
  • the mounting element which by definition is a single element and thus not composed of several elements device, all components of the traction mechanism drive system Parts that remain in the internal combustion engine after assembly of the traction drive system and thus are not removed.
  • the mounting element is formed of wire.
  • the wire has a circular cross-sectional area and is at least partially reshaped.
  • the wire is bent at a distal end portion to a finger tab to facilitate the handling, in particular the insertion and withdrawal of the mounting member.
  • the finger tab has a substantially round or elliptical opening, which allows the passage of one or more fingers to grip the mounting member.
  • the mounting element is preferably supported in a receptacle on the base plate and protrudes into a receptacle on the tensioning rail in order to connect the tensioning rail to the base plate.
  • the receptacle on the tensioning rail and the receptacle on the base plate for carrying out and positive reception of the wire are provided, wherein the tensioning rail is supported via the wire to the base plate.
  • the mounting element is designed to use the clamping rail to the traction means. Consequently, the tensioning rail is pulled by means of a mounting element in a transport position of the traction mechanism drive system against the traction means, wherein the traction means is clamped over the tensioning rail.
  • the tensioning rail is first pressed against the traction means and then the mounting element is inserted through the receptacle on the base plate into the receptacle on the tensioning rail to close the tensioning rail in the tensioned against the traction means position fix.
  • the mounting element is pot-shaped and has a plug-in section, wherein the plug-in section is designed to be plugged into a receiving portion on the base plate in order to press the tensioning rail to the traction means.
  • the mounting element is essentially cylindrical, wherein the plug-in section is formed on a first end face.
  • a holding section is preferably formed, which facilitates the handling of the mounting element, in particular the insertion and withdrawal of the mounting member on the receiving portion of the base plate.
  • the mounting element comes in particular with a Man- on the clamping rail to the plant and presses it against the traction means. To mount the mounting element on the base plate, the tensioning rail is first pressed against the traction means and then the mounting element with the plug-in section is inserted onto the receiving section on the base plate.
  • a mounting element is detachably received between the traction means and at least one sliding surface on the tensioning rail or the guide rail, wherein the mounting element to the traction means and the sliding surface comes to rest in order to open the traction means in a transport position of the traction drive system.
  • the mounting element is intended to make the preassembled traction mechanism drive transportable by the tension means spans directly, namely by being spatially inserted between the sliding surface and the traction means and thus free Werziermit- takes length of the traction drive.
  • the assembly element which is by definition a single element and thus not a composite of several elements device, all components of the traction mechanism are parts that remain after assembly of the traction mechanism in the internal combustion engine and thus not removed.
  • first and second inventive solution in one embodiment in order to fix the components of the traction mechanism drive system by means of at least two different mounting elements.
  • the mounting member has a clamping portion and a holding portion, wherein the clamping portion has a first and a second guide surface, wherein the first guide surface comes to rest on the traction means, and wherein the second guide surface comes to rest on the sliding surface.
  • the second guide surface is convex to deflect the traction means at this point and thereby tension.
  • the holding portion is formed as a finger tab.
  • the holding portion has a substantially round or elliptical opening, which allows the passage of one or more fingers to grip the mounting member.
  • the mounting element is designed as a disposable article and is intended to be disposed of after the assembly of the traction mechanism drive system on the internal combustion engine.
  • the mounting element is particularly inexpensive and simple, so that reuse is not necessary. Nevertheless, the assembly element can be reused after assembly of the traction drive system on the internal combustion engine.
  • the respective mounting elements are advantageously collected and placed in the setup station, where the traction mechanism systems are pre-assembled, to be installed there in other traction drive systems.
  • the mounting element can be made of metal as well as of a polymer.
  • Figure 1 a is a schematic front side view to illustrate the
  • Figure 1 b is a schematic perspective view of the mounting element according to
  • FIG. 1 a
  • Figure 2a is a schematic front side view to illustrate the
  • Figure 2b is a schematic perspective view of the mounting element according to
  • FIG. 2a is a diagrammatic representation of FIG. 1a
  • FIG. 2c shows a further schematic perspective illustration of the mounting element according to FIGS. 2a and 2b
  • Figure 3a is a schematic front side view to illustrate the
  • Figure 3b is a schematic perspective view of the mounting element according to
  • FIG. 3c shows a further schematic perspective illustration of the mounting element according to FIGS. 3a and 3b.
  • FIGS. 1 a, 2 a and 3 a each show a transportable traction mechanism drive system 1 for an internal combustion engine (not shown here).
  • the respective traction mechanism drive system 1 is preassembled as shown in the respective FIGURE and comprises a base plate 2, a tensioning rail 3 pivotally mounted on the base plate 2, a first and second guide rail 4a, 4b held fixedly on the base plate 2, rotatable the drive unit 5 and a first and second rotatably received on the base plate 2 driven element 6a, 6b and a traction means 7, the drive element 5 and the two driven elements 6a, 6b encloses.
  • the drive element 5 is designed as a toothed wheel, in particular a crankshaft wheel.
  • the two driven elements 6a, 6b are indicated by dashed lines in the present case and designed as camshaft adjusters.
  • a gear or a toothed wheel dummy which serves as a placeholder may be provided.
  • Each of the three traction mechanism systems 1 has a respective mounting member 8, which is provided to supervisespannen the traction means 7 in a presently shown transport position of the traction drive system 1 and thereby take free length of the traction means 7 from the traction drive system 1, to transport the with - To allow interconnected components of the traction drive system 1.
  • the three traction mechanism drive systems 1 are identical and differ only in the respective mounting element 8, which at least indirectly biases the traction means 7.
  • the respective mounting element 8 is designed as a disposable article and is provided for this purpose. see to be disposed of after installation of the traction drive system 1 to the internal combustion engine. Alternatively, of course, it can also be returned to the previous day of the traction mechanism drive system 1 in order to be reused there.
  • the respective mounting element 8 is detachably received on the base plate 2, with the respective mounting element 8 coming into abutment against the tensioning rail 3 in order indirectly to move the traction means 7 in the transport position of the traction mechanism 1 via the tensioning rail 3 réellespannen.
  • the mounting element 8 shown in Figure 3a is detachably arranged between the traction means 7 and a sliding surface on the first guide rail 4a.
  • the mounting element 8 comes to the traction means 7 and the sliding surface of the first guide rail 4a to the system and deflects at this point the traction means 7 to tems the traction means 7 in the presently illustrated transport position of Huaweitechnischsys- system 1 and thereby all components of the traction drive system 1 more securely during transport and assembly to the internal combustion engine with each other to connect.
  • the mounting element 8 is pulled off by a simple handle.
  • the mounting member 8 is formed of wire.
  • the wire is here bent at a distal end portion to a finger tab 16 to facilitate the insertion and Fieraus realise the mounting member 8.
  • the wire could also be T-shaped at its distal end.
  • the assembly element 8 is supported in the transport position of the traction mechanism drive system 1 on a mount 9 on the base plate 2. Further, the mounting member 8 is guided by the traction means 7, namely the dielsenkette and projects into a receptacle 10 on the clamping rail 3 in, whereby the clamping rail is connected via the mounting member 8 with the base plate 2.
  • the mounting member 8 is adapted to use the clamping rail 3 to the traction means 7 and to fix this position.
  • the wire could also be bent in such a way that it is not guided by the pulling means 7, but is guided around the pulling means 7.
  • the mounting element 8 is cup-shaped or plug-shaped, in particular cylindrical.
  • the mounting element 8 has a plug-in section 11, wherein the plug-in section 11 is designed to be plugged into a receiving section 12 on the base plate 2, as shown in FIG. 1a, in order to press the tensioning rail 3 against the pulling means 7. Consequently, the mounting element 8 comes with a lateral surface on the clamping rail 3 to the system and fixes them in the position shown.
  • the clamping rail is connected via the mounting member 8 with the base plate 2.
  • the mounting element 8 has a flat section 17, which is provided for gripping.
  • the mounting member 8 a clamping portion 13 and a Flalteabites 14, which are integrally connected to each other.
  • the clamping section 13 has a first and a second guide surface 15a, 15b.
  • the first guide surface 15a is formed substantially convex and comes to the traction means 7 to the plant.
  • the second guide surface 15b is substantially planar and abuts the sliding surface of the first guide rail 4a.
  • the fold portion 14 is designed as a finger tab in order to simplify the insertion and removal of the mounting element 8 between the pulling means 7 and the sliding surface on the first guide rail 4a.
  • the mounting element 8 can also be inserted between another sliding surface, for example on the tensioning rail 3 or on the second guide rail 4a, and the traction means 7 in order to tension the traction means.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Automatic Assembly (AREA)

Abstract

L'invention concerne un système d'entraînement de traction transportable (1) pour un moteur à combustion interne, comprenant une plaque de base (2), au moins un rail de tension (3) qui est monté pivotant sur la plaque de base (2), au moins un rail de guidage (4a, 4b) qui est monté sur la plaque de base (2) dans une position fixe, au moins un élément d'entraînement (5) reçu rotatif sur la plaque de base (2) et au moins un élément de sortie (6) reçu rotatif sur la plaque de base (2) ainsi qu'un moyen de traction (7) qui entoure l'élément d'entraînement (5) et l'élément de sortie (6) et entre en contact avec le rail de tension (3) et le rail de guidage (4a, 4b). Selon l'invention, un élément de montage (8) est logé de manière amovible sur la plaque de base (2), l'élément de montage (8) s'appuyant contre le rail de tension (3) pour tendre indirectement le moyen de traction (7) via le rail de tension (3) dans une position de transport du moyen de traction (1). Alternativement, un élément de montage (8) est reçu de manière amovible entre le moyen de traction (7) et au moins une surface de glissement sur le rail de tension (3) ou le rail de guidage (4a, 4b), l'élément de montage (8) reposant contre le moyen de traction (7) et la surface de glissement afin de bloquer le moyen de traction (7) dans une position de transport du système de traction (1).
PCT/DE2019/100343 2018-04-18 2019-04-15 Système d'entraînement de traction portable pour un moteur à combustion interne Ceased WO2019201391A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19720042.1A EP3781841A1 (fr) 2018-04-18 2019-04-15 Système d'entraînement de traction portable pour un moteur à combustion interne

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018109239.3 2018-04-18
DE102018109239.3A DE102018109239B4 (de) 2018-04-18 2018-04-18 Transportfähiges Zugmitteltriebsystem für eine Brennkraftmaschine

Publications (1)

Publication Number Publication Date
WO2019201391A1 true WO2019201391A1 (fr) 2019-10-24

Family

ID=66323629

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2019/100343 Ceased WO2019201391A1 (fr) 2018-04-18 2019-04-15 Système d'entraînement de traction portable pour un moteur à combustion interne

Country Status (3)

Country Link
EP (1) EP3781841A1 (fr)
DE (1) DE102018109239B4 (fr)
WO (1) WO2019201391A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220228649A1 (en) * 2021-01-15 2022-07-21 Tsubakimoto Chain Co. Chain guide mechanism
EP4198346A1 (fr) * 2021-12-15 2023-06-21 Tsubakimoto Chain Co. Cadre d'ensemble guide-chaîne
US20230193795A1 (en) * 2021-12-20 2023-06-22 Tsubakimoto Chain Co. Chain guide assembly frame

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019219725B4 (de) * 2019-12-16 2021-07-01 Psa Automobiles Sa Im Verbrennungsmotor verbleibender Montageträger für bewegliche Komponenten

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19607819A1 (de) 1996-03-01 1997-09-04 Bayerische Motoren Werke Ag Kettentrieb-Einheit für den Nockenwellen-Antrieb einer Brennkraftmaschine
DE29611059U1 (de) * 1996-06-24 1997-10-23 Joh. Winklhofer & Söhne GmbH und Co KG, 81369 München Montagevorrichtung für einen Zugmittelbetrieb
EP1531239A2 (fr) 2003-11-17 2005-05-18 Joh. Winklhofer & Soehne GmbH und Co. KG Dispositif de montage pour entraínement flexible et procédé de montage
WO2008019205A1 (fr) * 2006-08-11 2008-02-14 Borgwarner Inc Système et procédé d'assemblage pour système d'entraînement à chaîne tendue
CN103628942A (zh) * 2013-11-29 2014-03-12 浙江吉利控股集团有限公司 一种发动机配气正时装配方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19607819A1 (de) 1996-03-01 1997-09-04 Bayerische Motoren Werke Ag Kettentrieb-Einheit für den Nockenwellen-Antrieb einer Brennkraftmaschine
DE29611059U1 (de) * 1996-06-24 1997-10-23 Joh. Winklhofer & Söhne GmbH und Co KG, 81369 München Montagevorrichtung für einen Zugmittelbetrieb
EP1531239A2 (fr) 2003-11-17 2005-05-18 Joh. Winklhofer & Soehne GmbH und Co. KG Dispositif de montage pour entraínement flexible et procédé de montage
WO2008019205A1 (fr) * 2006-08-11 2008-02-14 Borgwarner Inc Système et procédé d'assemblage pour système d'entraînement à chaîne tendue
CN103628942A (zh) * 2013-11-29 2014-03-12 浙江吉利控股集团有限公司 一种发动机配气正时装配方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220228649A1 (en) * 2021-01-15 2022-07-21 Tsubakimoto Chain Co. Chain guide mechanism
US11732785B2 (en) * 2021-01-15 2023-08-22 Tsubakimoto Chain Co. Chain guide mechanism
EP4198346A1 (fr) * 2021-12-15 2023-06-21 Tsubakimoto Chain Co. Cadre d'ensemble guide-chaîne
US11940047B2 (en) 2021-12-15 2024-03-26 Tsubakimoto Chain Co. Chain guide assembly frame
US20230193795A1 (en) * 2021-12-20 2023-06-22 Tsubakimoto Chain Co. Chain guide assembly frame
US11933400B2 (en) * 2021-12-20 2024-03-19 Tsubakimoto Chain Co. Chain guide assembly frame

Also Published As

Publication number Publication date
EP3781841A1 (fr) 2021-02-24
DE102018109239B4 (de) 2019-10-31
DE102018109239A1 (de) 2019-10-24

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